頁籤選單縮合
題 名 | 水庫防淤與排砂的一種構想=A Conceptual Thought on Reservoir Desilting |
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作 者 | 吳祖揚; | 書刊名 | 臺灣水利 |
卷 期 | 46:1=181 1998.03[民87.03] |
頁 次 | 頁5-11 |
分類號 | 443.96 |
關鍵詞 | 水庫防淤; 水庫除淤; 虹吸排除沈淤; Reservoir desiting; Silt removing; Desilting by siphone; |
語 文 | 中文(Chinese) |
中文摘要 | 藍色的行星--地球,雖然有很多水,但我們生活所要之淡水卻非常稀少。人們用 來蓄存與調濟水資源的現有與將有之水庫是極為有限量的。因此它們的永續利用或長存是吾 人必須慎重考慮之問題。這點在我們臺灣,尤其特別的重要,因為臺灣之人口密度超高,經 濟成長又很迅速。 水庫防淤,除對其集水區施行嚴格水土保持之各種措施外,可以以區域之水庫群作適宣之調 配,循環的方式給各水庫有空庫排砂或放乾而作機械挖除的機會,以排除積淤。也可用各種 機械、水力及其他方法,由各種水庫排除之。 本文述說一種利用具有浮筒設施之虹吸管來吸除淤砂之構想。希望可以在不擾亂影響水庫之 營運及不影響河道環保情況下,有效而經濟的排除水庫之淤砂。也介紹初步的水工試驗、闡 明其機制及有可能的情形。 |
英文摘要 | Though abounds in water, the blue planet-earth is scarce of fresh water which is crucial to our living. Reservoirs or dam-sites used or to be used for storaging and regulating water resource are very limited that we have to be extremely concerned their sustainability and long-life. Desilting from the reservoirs is a severe problem nowadays. And it is especially important in Taiwan due to the high population and the rapid economic growth. Other than the soil conservation work on the the catchment of reservoirs be encouraged, desiliting from damed reservoirs could be done by a well scheduled operation of the grouped reservoirs in edestrict, providing a rotating chance for them to be able to flush out or mechanically move out the silt traped in the reservior. Also, it could be made by or with many mechanical, hydraulic or other possible methods at an individual dam site. This paper is to display that a conception of using siphone tube attached with a float might effectively and economically remove the silt from the reservoir without causing affection on reservoir operation and difficulties to the environment concerned. Also a very preliminary experiment for the conception was presented to show the mechanism seems to work. |
本系統中英文摘要資訊取自各篇刊載內容。